dead set vs obstinate

dead set

adj
  • Unswervingly dedicated; resolutely determined. 

  • Complete and utter; total. 

noun
  • The rigid pose a hunting dog assumes when pointing out game to a hunter. 

  • A determined effort. 

  • A pointed and persistent attack on a person. 

  • A fixed or stationary condition arising from obstacle or hindrance; a deadlock. 

obstinate

adj
  • Stubbornly adhering to an opinion, purpose, or course, usually with implied unreasonableness; persistent. 

  • Typical of an obstinate person; fixed and unmoving. 

  • Not easily subdued or removed. 

How often have the words dead set and obstinate occurred in a corpus of books? (source: Google Ngram Viewer )